Biological Classification Worksheet
Explore the principles of biological classification, including kingdoms, domains, and taxonomic ranks, with this Grade 6 science worksheet.
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Biological Classification
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Read each question carefully and answer to the best of your ability.
1. Which of the following is the broadest (largest) classification group?
Family
Species
Kingdom
Genus
2. Organisms that are able to interbreed and produce fertile offspring belong to the same:
Class
Order
Species
Phylum
3. The scientific study of how living things are classified is called .
4. All organisms are divided into three large groups called .
5. The two-part naming system for organisms is known as .
6. Why is it important for scientists to classify living organisms?
Match each taxonomic rank with its description.
7. Kingdom
a. The most specific group of organisms
8. Class
b. A broad group of organisms, such as animals or plants
9. Species
c. A group of similar orders
10. All organisms are classified into six kingdoms.
True
False